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| Number | Title | Issue Date |
| 7429820 | Field emission display with electron trajectory field shaping An apparatus for focusing electrons being emitted from a field emission device comprises a cathode metal layer (20,44,52) formed over a first portion of a substrate (12,41,51) to partially define a sidewall (23) for a trench (25) in a sec... | 09/30/2008 |
| 7427765 | Electron beam column for writing shaped electron beams An electron beam column comprises a thermal field emission electron source to generate an electron beam, an electron beam blanker, a beam shaping module, and electron beam optics comprising a plurality of electron beam lenses. In one version, the optical parameters ... | 09/23/2008 |
| 7411341 | Gated nanorod field emitter structures and associated methods of fabrication The present invention relates to gated nanorod field emission devices, wherein such devices have relatively small emitter tip-to-gate distances, thereby providing a relatively high emitter tip density and low turn on voltage. Such methods employ a combination of tra... | 08/12/2008 |
| 7388325 | Flat display device A flat-type display device is provided. The flat-type panel display includes a cathode panel having a plurality of electron emitter areas formed on a support; and an anode panel having formed on a substrate a plurality of fluorescent regions and an anode electrode c... | 06/17/2008 |
| 7385344 | Electron emission device including dummy electrodes An electron emission device having various functional electrodes in addition to the electrodes serving to emit electrons includes: first and second substrates facing each other, and cathode and gate electrodes arranged on the first substrate within an effective elec... | 06/10/2008 |
| 7372197 | Field emission device and field emission display including dual cathode electrodes A field emission device and a field emission display (FED) having dual cathode electrodes. The field emission device includes a substrate; a first cathode electrode formed on the substrate; a cathode insulating layer formed on the first cathode electrode, and having... | 05/13/2008 |
| 7368867 | Field emission device with cathode wires and carbon nanotubes A carbon nanotube (CNT) electron emitter source is provided according to the present invention. The CNT electron emitter source includes a dielectric glass substrate (101), a plurality of cathode connectors (102), a plurality of metal wires (103... | 05/06/2008 |
| 7365481 | Field emission device with change in emission property A field emission device having cold cathode devices including an emitter and a lead electrode, and the field emission device is provided with the plural kinds of cold cathode device groups classified based on the emission property of the cold cathode device. This fi... | 04/29/2008 |
| 7355330 | Field emission material having an inter-layer spacing and further coated with insulating material Graphite comprises atoms arranged in discrete layers (100). The perpendicular distance between these layers is the ‘d-spacing’ (101). A field emission material is obtained by expanding the d-spacing (102). Such expansion may be achieved by a... | 04/08/2008 |
| 7355329 | Field emission lamp A field emission lamp includes: a transparent bulb (10) having a neck portion; a lamp head mated with the neck portion; an anode layer (20) formed on an inner surface of the bulb; a fluorescence layer (30) formed on the anode layer; a cathode el... | 04/08/2008 |
| 7326328 | Gated nanorod field emitter structures and associated methods of fabrication The present invention relates to gated nanorod field emission devices, wherein such devices have relatively small emitter tip-to-gate distances, thereby providing a relatively high emitter tip density and low turn on voltage. Such methods employ a combination of tra... | 02/05/2008 |
| 7323812 | Process for producing diamond electron emission element and electron emission element A method for production includes a step for forming concave molds on a surface of a substrate and a step for growing a diamond heteroepitaxially on the substrate in an atmosphere containing a doping material. The crystal structure of the slope of the concave molds o... | 01/29/2008 |
| 7319288 | Carbon nanotube-based field emission device A carbon nanotube-based field emission device in accordance with the invention includes: a cathode electrode (50), a carbon nanotube array (40) formed perpendicularly on the cathode electrode, a barrier (20) and a gate electrode (60). The... | 01/15/2008 |
| 7317277 | Electron field emitter and compositions related thereto This invention provides compositions of matter that contain an electron emitting substance and an expansion material. The expansion material may, for example, be an intercalation compound. When a film is formed from the composition, expansion of the expansion materi... | 01/08/2008 |
| 7312562 | Heterodiamondoid-containing field emission devices Novel heterodiamondoid-containing field emission devices (FED's) are disclosed herein. In one embodiment of the present invention, the heteroatom of the heterodiamondoid comprises an electron-donating species (such as nitrogen) as part of the cathode or electron-emi... | 12/25/2007 |
| 7307377 | Electron emitting device with projection comprising base portion and electron emission portion The present invention relates to an electron emitting device having a structure for efficiently emitting electrons. The electron emitting device has a substrate comprised of an n-type diamond, and a pointed projection provided on the substrate. The projection compri... | 12/11/2007 |
| 7304423 | Emissive display device To obtain a paste for electron sources which can enhance heat resistance of carbon nanotubes, which can suppress burn-out of the carbon nanotubes even during heating at a high temperature, and can exhibit a high electron emission performance, boron (B) is added to t... | 12/04/2007 |
| 7304420 | Field emission device A field emission device having improved properties and which finds use in display devices, such as a flat panel displays. Known devices and displays suffer from problems such as complexity of fabrication and limited color gamut. The present device provides a field e... | 12/04/2007 |
| 7301266 | Field emission lighting device A lighting device includes a cathode (11), a cover (12), an insulation layer (13), an emitter base (18), a molybdenum tip (19), a phosphor layer (15), an anode (16), and a silicon oxide layer (17). The cover is... | 11/27/2007 |
| 7294955 | Electrode for electron gun and electron gun using same An electrode for an electron gun and an electron gun using same are provided which make use of stable carbon material having small work function and which permit orientation control to be achieved and which can be manufactured at a low cost. An electrode for an elec... | 11/13/2007 |
| 7279085 | Gated nanorod field emitter structures and associated methods of fabrication The present invention relates to gated nanorod field emission devices, wherein such devices have relatively small emitter tip-to-gate distances, thereby providing a relatively high emitter tip density and low turn on voltage. Such methods employ a combination of tra... | 10/09/2007 |
| 7276842 | Electron-emitting device, electron source and image-forming apparatus, and method for manufacturing electron emitting device To provide an electron-emitting device, an electron source, an image-forming apparatus, and a method for manufacturing the electron-emitting device whereby it is possible to reduce a device capacity and a driving voltage, to improve the efficiency of emitting electr... | 10/02/2007 |
| 7276844 | Process for improving the emission of electron field emitters This invention provides a process for improving the field emission of an electron field emitter comprised of an acicular emitting substance such as acicular carbon, an acicular semiconductor, an acicular metal or a mixture thereof, comprising applying a force to the... | 10/02/2007 |
| 7268480 | Field emission device, display adopting the same and method of manufacturing the same A field emission device manufactured by the disclosed method and employed in a display unit includes a glass substrate, an emitter electrode formed on the glass substrate, a carbon nanotube (CNT) emitter formed on the emitter electrode, and a gate stack formed aroun... | 09/11/2007 |
| 7264978 | Field emission type cold cathode and method of manufacturing the cold cathode A field emission type cold cathode, comprising a substrate having a conductivity at least on the surface thereof, an insulation layer formed on the substate and having a first opening part, a gate electrode layer formed on the insulation layer, having a center gener... | 09/04/2007 |
| 7259510 | On-chip vacuum tube device and process for making device A microelectromechanical microwave vacuum tube device is disclosed. The device consists of a cathode formed on a substrate, the cathode comprising electron emitters. A cathode emission control grid is also attached to the device substrate. The device further include... | 08/21/2007 |
| 7256535 | Diamond triode devices with a diamond microtip emitter Diamond microtip field emitters are used in triode vacuum microelectronic devices, sensors and displays. Diamond triode devices having integral anode and grid structures can be fabricated. Ultra-sharp tips are formed on the emitters in a fabrication process in which... | 08/14/2007 |
| 7247980 | Emitter composition using diamond, method of manufacturing the same and field emission cell using the same Disclosed is an emitter composition of a field emission cell that is printed on a cathode substrate of a display to be applied to an electron emission source, including a carbon nanotube, a binder, glass frit, a dispersing agent and an organic solvent, characterized... | 07/24/2007 |
| 7233102 | Field emission device with gate having cylindrical part The field emission device includes a substrate, a cathode, a gate insulating layer, an electron emitter, and a gate electrode. The cathode is formed on the substrate. The gate insulating layer is formed on the cathode and has a well exposing a portion of the cathode... | 06/19/2007 |
| 7233101 | Substrate-supported array having steerable nanowires elements use in electron emitting devices In accordance with the inventions, a new configuration of spaced-apart nanostructures is provided as well as a variety of improved articles using the new configuration. Improved articles include microwave amplifiers, field emission displays, plasma displays, electro... | 06/19/2007 |
| 7230373 | Field emission type backlight device A field emission type backlight device can include upper and lower substrates facing each other with a gap between them, an anode electrode on a lower side of the upper substrate, a fluorescent layer on a lower side of the anode electrode, a lower gate electrode on ... | 06/12/2007 |
| 7221087 | Carbon nanotube-based field emission display A field emission display includes: a cathode electrode (17); an anode electrode (20); a gate electrode (19) arranged between the cathode electrode and the anode electrode; a carbon nanotube array (15) electrically connected to the cathode... | 05/22/2007 |
| 7215072 | Field-emission electron source, method of manufacturing the same, and image display apparatus A stable field-emission electron source that does not suffer from a current drop even after a high-current density operation for a long time is provided. The field-emission electron source includes: a substrate; an insulating layer that is formed on the substrate an... | 05/08/2007 |
| 7202596 | Electron emitter and process of fabrication An electron emitter is formed by in situ growth from the vapor on catalyst clusters that are adhered by an adhesion layer to a conductive electrode. The emitter comprises hemispheroidal nanofiber clusters that emit electrons at low field strengths and high current d... | 04/10/2007 |
| 7193357 | Field emission backlight device and method of fabricating A field emission backlight device may include a first substrate and a second substrate separate from and roughly parallel to each other, a first anode electrode and a second anode electrode that face each other on inner surfaces of the first substrate and the second... | 03/20/2007 |
| 7175495 | Method of manufacturing field emission device and display apparatus A method of manufacturing a field emission device having emitter shapes, comprise the steps of forming a first original plate having a major surface provided with emitter shapes, by cutting a surface portion of a base material, forming a first material layer on the ... | 02/13/2007 |
| 7173366 | Field emission display having carbon nanotube emitter and method of manufacturing the same Provided is a field emission display (FED) with a carbon nanotube emitter and a method of manufacturing the same. A gate stack that surrounds the CNT emitter has a mask layer that covers an emitter electrode adjacent to the CNT emitter, and a gate insulating film, a... | 02/06/2007 |
| 7161285 | CNT film and field-emission cold cathode comprising the same A fabrication method for an emitter includes the steps of forming on a glass substrate a CNT film which contains a plurality of carbon nanotubes (CNTs) and constitutes an emitter electrode, forming a gate electrode via an insulating film on the CNT film, forming a p... | 01/09/2007 |
| 7157848 | Field emission backlight for liquid crystal television A field emission device for use as a backlight of a liquid crystal display comprises a conductive anode having a light-emitting layer and a cathode separated from the anode by a spacer. The cathode comprises nanofiber electron emitters. For example, the nanofiber el... | 01/02/2007 |
| 7156715 | Triode structure of field emission display and fabrication method thereof A triode structure of a field emission display and fabrication method thereof. A plurality of cathode layers arranged in a matrix is formed overlying a dielectric layer. A plurality of emitting layers arranged in a matrix is formed overlying the cathode layers, resp... | 01/02/2007 |
